(19)
(11) EP 0 101 790 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
15.05.1985 Bulletin 1985/20

(43) Date of publication A2:
07.03.1984 Bulletin 1984/10

(21) Application number: 83103813

(22) Date of filing: 20.04.1983
(84) Designated Contracting States:
DE FR GB

(30) Priority: 04.06.1982 US 385183

(71) Applicant: International Business Machines Corporation
 ()

(72) Inventor:
  • Greeson, James Court, Jr.
     ()

   


(54) Plasma display device


(57) In a plasma display panel 11 consisting of gas enclosed between adjacent insulating members having conductors 19, 21 thereon insulated from the gas, pilot cells 21,22,23,24 are used to condition all cells to permit selected orthogonal conductors to constitute a display. The pilot cells are actuated prior to a write operation by a high frequency source 9 whereby all areas of the panel are simultaneously conditioned.






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